EMG, Rehabilitation FAQ

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Understanding Neck Traction and EMG: Addressing Discomfort and Concerns

Electromyography & Cervical Traction Thank you for your previous response, Doctor. I would like to ask you again about the cervical traction. That night, I yawned and later experienced a sensation that changed from itching to soreness and numbness. The next day, I also felt s...


Dr. Yin Xinbei Reply:
Tightness can indeed lead to discomfort during the traction process. The needle used in electromyography (EMG) has a double-layer structure and is connected as a cylindrical unit, making it quite difficult to break. The area where you were punctured at the back of your neck corre...

[Read More] Understanding Neck Traction and EMG: Addressing Discomfort and Concerns


Understanding Needle EMG: Safety, Durability, and Common Concerns

Needle electromyography (EMG) Hello, doctor. I would like to ask if the needles used for electromyography (EMG) are sturdy and if there is a concern about needle breakage. I had the test done at Mackay Memorial Hospital. Do doctors usually check for needle breakage when they remo...


Dr. Yin Xinbei Reply:
The needle used in electromyography (EMG) is designed as a dual-layer structure, making it less prone to breakage compared to standard injection needles. If a break occurs during needle withdrawal, it is usually quite noticeable. The needles are typically imported, and there is n...

[Read More] Understanding Needle EMG: Safety, Durability, and Common Concerns


Understanding Needle Electromyography: When and Why Is the Neck Involved?

Needle electromyography (EMG) examination Hello, doctor. May I ask if a needle is typically inserted in the back of the neck during an electromyography (EMG) test? Under what circumstances would the needle be placed in the neck? If the muscles are too stiff, is there a concern ab...


Dr. Wang Zhaomin Reply:
The location for electromyography (EMG) testing is determined by the examining physician. When there is suspicion of cervical nerve root pathology, the likelihood of needle electrode breakage during the examination of cervical muscles is not zero, but it is extremely rare. The ex...

[Read More] Understanding Needle Electromyography: When and Why Is the Neck Involved?


Understanding Needle Electromyography: Safety, Materials, and Concerns

Needle electromyography (EMG) Hello, doctor. I would like to ask if the needles used for electromyography (EMG) are sturdy. Is there a concern about needle breakage? Do doctors usually check for broken needles after the procedure? Are the needles in large hospitals typically quit...


Dr. Wang Zhaomin Reply:
The needles used for electromyography (EMG) examinations are generally disposable and brand new, and they are used within their expiration date. The needles are made of stainless steel, which is durable and resistant to breakage, making instances of needle breakage extremely rare...

[Read More] Understanding Needle Electromyography: Safety, Materials, and Concerns


Understanding EMG Needle Procedures and Safety Protocols in Rehabilitation

Intramuscular electromyography needle Hello Doctor, this morning I went to Tamsui Mackay Memorial Hospital for an electromyography (EMG) test. I have a concern regarding the use of needles. During the billing process, it was indicated that the needles were self-paid, but I am uns...


Dr. Yin Xinbei Reply:
Electromyography (EMG) needles are individually packaged (one needle per package) and are typically opened in front of the patient. After use, they are disposed of in designated sharps containers. However, standard operating procedures (SOP) vary among hospitals, including whethe...

[Read More] Understanding EMG Needle Procedures and Safety Protocols in Rehabilitation


Understanding Nerve Compression: Back Pain and Leg Numbness from Spinal Degeneration

Spinal degeneration, leg numbness, nerve compression? In March, after an orthopedic consultation and X-ray examination, it was determined that the lower back pain was due to degenerative changes in the lumbar and sacral vertebrae. Since then, there has been no improvement; after ...


Dr. Lin Jianzhong Reply:
Dear Ms. Josey, Further evaluation can wait for the MRI examination to make a final diagnosis. Based on your description, the preliminary consideration is a lumbar disc herniation. The likely cause of the herniation, in your case, is prolonged pressure due to improper posture, a...

[Read More] Understanding Nerve Compression: Back Pain and Leg Numbness from Spinal Degeneration


Rehabilitation Strategies to Prevent Muscle Atrophy After Foot Drop

Muscle atrophy Hello Dr. Wang, I had a car accident in mid-June and suffered a fibula fracture in my right calf. Recently, I noticed that I have a foot drop issue when I get out of bed to walk, which I believe is due to an injury to the peroneal nerve. I have been using a foot dr...


Dr. Wang Zhaomin Reply:
Continuous use of a foot drop splint is recommended, along with passive range of motion exercises to prevent joint contractures. Other treatments, such as electrical therapy or related exercises, can be arranged through a visit to the rehabilitation department based on the patien...

[Read More] Rehabilitation Strategies to Prevent Muscle Atrophy After Foot Drop


Understanding the Need for Electromyography After Hand Injury

I would like to inquire about electromyography (EMG)? On May 25, I was involved in a car accident that resulted in my inability to lift my right arm. However, I was still able to ride my bike at that time. After an emergency examination, the bones were found to be intact, and I w...


Dr. Yin Xinbei Reply:
Although the movements and sensations are generally normal, there may still be persistent tingling or electric shock sensations, and even pain. It is still acceptable to undergo examinations. If there is a fear of needles, an electromyography (EMG) and nerve conduction study can ...

[Read More] Understanding the Need for Electromyography After Hand Injury


Understanding Post-Cycle Crash Back Pain: Recovery and Treatment Options

Lower back pain after a motorcycle accident? Hello, doctor. About a month and a half ago, I fell and hit a roadside sign. I had a large bruise on the right side of my hip, which has faded significantly, but there is still a little left. However, the area near my lower back feels ...


Dr. Li Yanheng Reply:
It is recommended to undergo electromyography (EMG) testing to confirm the presence of any peripheral nerve damage.

[Read More] Understanding Post-Cycle Crash Back Pain: Recovery and Treatment Options


Understanding Herniated Discs: Symptoms, Diagnosis, and Treatment Options

Herniated disc Hello Doctor, at the beginning of this month, I experienced lower back pain due to bending over to lift cargo for work. I went to a nearby hospital for an examination, and the doctor told me that I had a muscle strain and prescribed pain relievers and muscle relaxa...


Dr. Li Yanheng Reply:
Based on the patient's description, it appears to be an acute herniated disc. It is recommended to follow the original physician's advice for further examination and rest.

[Read More] Understanding Herniated Discs: Symptoms, Diagnosis, and Treatment Options


Understanding Muscle Discomfort from Hip to Toes: A Rehabilitation Perspective

Muscle discomfort extending from the left buttock to the toes? Hello, doctor. Since September 2019, the toes on my left foot (except for the big toe) have been moving erratically and sometimes cramping severely. When I sit or lie down and put pressure on my left hip, I feel a dee...


Dr. Yin Xinbei Reply:
Since the electromyography and lumbar spine MRI did not reveal a clear cause, and based on the assessment of symptoms, piriformis syndrome is considered the most likely diagnosis. Only after ruling out all other possibilities should we consider autonomic nervous system issues. It...

[Read More] Understanding Muscle Discomfort from Hip to Toes: A Rehabilitation Perspective


Understanding Shoulder and Back Pain: A Comprehensive Guide to Recovery

Sports injuries My symptoms have persisted for four months, and I have gradually developed some additional related symptoms. To provide a comprehensive account for professional evaluation, I apologize for the length of this description. Initially, on May 7 of this year, after a w...


Dr. Wang Zhaomin Reply:
Based on the description, it indeed does not seem to be a simple muscle or ligament strain, sprain, or inflammation. Possible diagnoses have been listed, including cervical and lumbar nerve root compression or thoracic outlet syndrome. It remains to be confirmed whether there are...

[Read More] Understanding Shoulder and Back Pain: A Comprehensive Guide to Recovery


Managing Hand Pain: Solutions for Carpal Tunnel and Trigger Finger

Hand problems Hello, Doctor: I have previously experienced carpal tunnel syndrome. I used the smallest pillow and often slept with my hands as a pillow at night. Additionally, when I used to sleep on my stomach, I would rest my hands underneath me. Later, while working in a rice ...


Dr. Yin Xinbei Reply:
If you are unwilling to receive injections or surgery and do not have time for long-term rehabilitation, and if your current symptoms of carpal tunnel syndrome are tolerable, you can apply heat to your wrist and hand or soak them in warm water. At the same time, avoid actions tha...

[Read More] Managing Hand Pain: Solutions for Carpal Tunnel and Trigger Finger


Understanding Lumbar Disc Herniation: Causes of Persistent Pain and Symptoms

Herniated disc Hello Doctor, a while ago, the rehabilitation specialist told me that I have an L5/S1 herniated disc, and an electromyography test confirmed that there is compression. I have been following the doctor's advice for rehabilitation, reporting almost daily for the...


Dr. Li Weiqiang Reply:
Hello, if the electromyography (EMG) examination has confirmed nerve compression, it is recommended to continue rehabilitation until symptoms are reduced to 20% before stopping. Stability is defined as maintaining this improvement for six months without the reappearance of sympto...

[Read More] Understanding Lumbar Disc Herniation: Causes of Persistent Pain and Symptoms


Rehabilitation for Finger Injury: Managing Pain and Sensitivity After a Cut

The index finger was cut with scissors? Hello Doctor: On May 20th of this year, I accidentally cut the pad of my index finger with scissors. Although it bled quite a bit, I applied an adhesive bandage once the bleeding decreased. However, after a week, I began to feel something u...


Dr. Li Weiqiang Reply:
Hello: If the wound has healed, it is possible that the nerves in your finger have been affected. The doctor has prescribed some medications for nerve repair (Methylcobalamin). You may want to consult a rehabilitation physician to determine if rehabilitation is necessary to accel...

[Read More] Rehabilitation for Finger Injury: Managing Pain and Sensitivity After a Cut


Understanding Symptoms: Can Tendonitis Cause Nerve Compression?

Confused about the symptoms in my body? Hello Doctor: In mid-April of this year, I visited an orthopedic clinic. At that time, my symptoms included pain in my buttocks after sitting for too long, pain in my left leg after walking for extended periods (sometimes my calf would also...


Dr. Yin Xinbei Reply:
The symptoms indeed suggest a suspicion of sciatic nerve compression, but it is also possible that the compression is caused by a herniated disc affecting the lumbosacral nerves or by the piriformis muscle compressing the sciatic nerve (which originates from the lumbosacral nerve...

[Read More] Understanding Symptoms: Can Tendonitis Cause Nerve Compression?


Understanding Your Symptoms: Disc Herniation vs. Piriformis Syndrome

I would like to inquire whether it is a herniated disc or piriformis syndrome? Hello, doctor. My symptoms started in early October. Initially, I felt tightness in the left side of my lower back and hip joint. One day, I did some stretching and leg lifts while lying down, and I&#x...


Dr. Yin Xinbei Reply:
Is it a herniated disc or piriformis syndrome? Both are possible. An electromyography (EMG) test with needle insertion may help differentiate between the two, but if the nerve root is not injured, it may not provide a clear distinction. MRI is more expensive, and physicians may h...

[Read More] Understanding Your Symptoms: Disc Herniation vs. Piriformis Syndrome


Assessing Nerve Damage After L5-S1 Disc Surgery: Rehabilitation Insights

Nerve injury after herniated disc surgery? Hello Doctor, I underwent endoscopic surgery for my L5-S1 intervertebral disc at the beginning of August. During the procedure, I experienced nerve damage, which resulted in weakness in my right leg below the calf, and I am unable to lif...


Dr. Yin Xinbei Reply:
The condition and extent of nerve damage can be assessed through electromyography (EMG), which requires needle insertion. As long as the hospital has this equipment, both departments can order the test. However, once the injury has occurred, understanding the extent and nature of...

[Read More] Assessing Nerve Damage After L5-S1 Disc Surgery: Rehabilitation Insights


Understanding Persistent Numbness and Tingling in the Left Leg

There is a tingling sensation like an electric shock in the left foot? Hello, doctor. I would like to ask you a question. My left foot has been experiencing numbness, primarily in the sole, and sometimes I also feel soreness in the back of my thigh that radiates to the back of my...


Dr. Li Weiqiang Reply:
Dear Ivy, Hello. I am experiencing numbness in the soles of my feet, and sometimes I feel soreness in the back of my thighs extending to the area behind my knees. However, the MRI did not reveal any significant findings, and the nerve conduction study conducted by the neurologis...

[Read More] Understanding Persistent Numbness and Tingling in the Left Leg


Nighttime Neck Pain: Understanding and Treating Your Symptoms

Waking up in the middle of the night with pain in the back of the head, to the point of breaking out in a cold sweat? Hello Doctor: My problem is that every night when I sleep, I wake up in the early morning due to a shocking pain at the back of my head where it meets my neck. Th...


Dr. Chen Wayda Reply:
Consider cervical magnetic resonance imaging (MRI) and electromyography (EMG) examination.

[Read More] Nighttime Neck Pain: Understanding and Treating Your Symptoms


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